Korsteel Stainless Steel Jointed Fulmer Snaffle BitKorsteel Stainless Steel Jointed Fulmer Snaffle Bit Very similar to a full cheek snaffle, the narrow arms which project above and below the rings prevent the mouthpiece from sliding in the horses mouth and emphasize the turning aid. The loose rings discourage fixing and leaning on the forehand. The single joint applies a nut cracker action which applies pressure to the tongue, the bars of the mouth and the horse's palate.